Home / 53,117.08-79,675.82-19,836.79

Finding the Fourth Proportional to 53,117.08, 79,675.82 and 19,836.79

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Solution

The fourth proportional to 53,117.08, 79,675.82 and 19,836.79 is: 29,755.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,117.08 : 79,675.82 = 19,836.79 : x
  2. Step 2: Convert to fraction form
    53,117.08/79,675.82 = 19,836.79/x
  3. Step 3: Cross multiply
    53,117.08x = 79,675.82 × 19,836.79
  4. Step 4: Simplify right side
    53,117.08x = 1,580,512,509.42
  5. Step 5: Solve for x
    x = 1,580,512,509.42/53,117.08
  6. Step 6: Final answer
    x = 29,755.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.